Solid State Behavior of Linear Polyesters and Polyamides |
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Page 288
... crack velocity ( da / dt ) against stress in- tensity factor ( AKƒ ) for 45 wt % GF - reinforced untoughened PET ( MI ) in different environments ( Rynite 545 = tradename of Du Pont for the material tested ) . 4. FATIGUE CRACK ...
... crack velocity ( da / dt ) against stress in- tensity factor ( AKƒ ) for 45 wt % GF - reinforced untoughened PET ( MI ) in different environments ( Rynite 545 = tradename of Du Pont for the material tested ) . 4. FATIGUE CRACK ...
Page 303
... fatigue crack growth as a function of VF changes with fracture toughness . Increasing fracture toughness thus correlates with improved fatigue crack growth resistance . Indeed , increasing VF leads to improved FCP resistance for PA - 6 ...
... fatigue crack growth as a function of VF changes with fracture toughness . Increasing fracture toughness thus correlates with improved fatigue crack growth resistance . Indeed , increasing VF leads to improved FCP resistance for PA - 6 ...
Page 314
... fracture toughness and crack growth depends . on the chemical nature of the environment and the fiber microstructure of the composite . Fracture mechanics data evaluated at monotonic loadings are tabulated and reviewed . Fatigue Crack ...
... fracture toughness and crack growth depends . on the chemical nature of the environment and the fiber microstructure of the composite . Fracture mechanics data evaluated at monotonic loadings are tabulated and reviewed . Fatigue Crack ...
Contents
SOLID STATE REACTIONS IN LINEAR | 1 |
CHEMICAL HEALING | 43 |
PRACTICAL ASPECTS OF ADDITIONAL SOLID STATE | 59 |
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acid additional solid amorphous annealing Appl aspect ratio behavior birefringence block temperature chain Chem composites copolyester copolymer courtesy crystallinity crystallization curves decreases deformation degree of crystallinity density diameter diffusion domains Dröscher effect Equation exchange reactions extrusion temperature Fakirov fiber axis fibers drawn filament fracture mechanics fracture toughness function heat of fusion heated element higher increasing initial kg/cm² kinetics linear polycondensates load macromolecules Makromol material matrix maximum measurements mechanical melting point microfibrils microstructure mm/min modulus molded molecules morphology nominal draw ratio noncrystalline nylon 6 fibers nylon 66 orientation parameters peak PET fibers phase Phys polyamides polyesters Polymer Sci polymerization properties Reprinted from Ref samples SAXS Schultz semicrystalline shown in Figure solid state polycondensation solid state post-polycondensation solid state reactions Solid-state extrusion specimen spherulite strength stress structure Table tensile terephthalate thermoplastics toughened transesterification transreactions values x-ray yield Zachmann